Rack with undulating outer walls



FIG. 1 is a front left perspective view of a first embodiment of a rack with undulating outer walls showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 2 is a right-side elevation view thereof;

FIG. 3 is a left-side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front left perspective view thereof shown with environment; and

FIG. 9 is a front left perspective view of a second embodiment of a rack with undulating outer walls showing our new design;

FIG. 10 is a front elevation view thereof;

FIG. 11 is a rear elevation view thereof;

FIG. 12 is a right-side elevation view thereof;

FIG. 13 is a left-side elevation view thereof;

FIG. 14 is a top plan view thereof;

FIG. 15 is a bottom plan view thereof; and,

FIG. 16 is a front left perspective view thereof shown with environment.

The broken lines are for the purpose of illustrating the environment of the design only and form no part of the claimed design. 

CLAIM The ornamental design for a rack with undulating outer walls, as shown and described. 